Question: "What is the {language used} by {A. E. van Vogt}, that is {endemic to} {England} ?"
Paraphrase: "What is the {language used} via {A. E. van Vogt}, that is {endemic to} {England} ?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q315059 wdt:P1412 ?answer . ?answer wdt:P2341 wd:Q21}
Answer: English